120043321 has 8 divisors (see below), whose sum is σ = 122701824. Its totient is φ = 117411840.

The previous prime is 120043277. The next prime is 120043327. The reversal of 120043321 is 123340021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120043321 - 2¹⁹ = 119519033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120043295 and 120043304.

It is not an unprimeable number, because it can be changed into a prime (120043327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2361 + ... + 15673.

It is an arithmetic number, because the mean of its divisors is an integer number (15337728).

Almost surely, 2^120043321 is an apocalyptic number.

It is an amenable number.

120043321 is a deficient number, since it is larger than the sum of its proper divisors (2658503).

120043321 is a wasteful number, since it uses less digits than its factorization.

120043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13511.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 120043321 is about 10956.4282957541. The cubic root of 120043321 is about 493.3017625990.

Adding to 120043321 its reverse (123340021), we get a palindrome (243383342).

It can be divided in two parts, 1200 and 43321, that added together give a square (44521 = 211²).

The spelling of 120043321 in words is "one hundred twenty million, forty-three thousand, three hundred twenty-one".